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Commissioned Officers
| Commissioned Officer Rank Structure of the United States Marine Corps |
| Generals |
General (Gen) |
Lieutenant General (LtGen) |
Major General (MajGen) |
Brigadier General (BGen) |
O-10 |
O-9 |
O-8 |
O-7 |
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| Field-grade Officers |
Colonel (Col) |
Lieutenant Colonel (LtCol) |
Major (Maj) |
O-6 |
O-5 |
O-4 |
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Company-grade Officers |
Captain (Capt) |
First Lieutenant (1stLt) |
Second Lieutenant (2ndLt) |
O-3 |
O-2 |
O-1 |
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Warrant Officers
| Warrant Officer Rank Structure of the United States Marine Corps |
| Chief Warrant Officer-5 (CWO-5) |
Chief Warrant Officer-4 (CWO-4) |
Chief Warrant Officer-3 (CWO-3) |
Chief Warrant Officer-2 (CWO-2) |
Warrant Officer (WO-1) |
| W-5 |
W-4 |
W-3 |
W-2 |
W-1 |
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Enlisted
| Staff Noncommissioned Officer (SNCO) Rank Structure of the United States Marine Corps |
| Sergeant Major of the Marine Corps |
Sergeant Major (SgtMaj) |
Master Gunnery Sergeant (MGySgt) |
First Sergeant (1stSgt) |
Master Sergeant (MSgt) |
Gunnery Sergeant (GySgt) |
Staff Sergeant (SSgt) |
| E-9 |
E-9 |
E-9 |
E-8 |
E-8 |
E-7 |
E-6 |
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| Noncommissioned Officer (NCO) Rank Structure of the United States Marine Corps |
| Sergeant (Sgt) |
Corporal (Cpl) |
| E-5 |
E-4 |
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| Enlisted Rank Structure of the United States Marine Corps |
| Lance Corporal (LCpl) |
Private First Class (PFC) |
Private (Pvt) |
| E-3 |
E-2 |
E-1 |
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